BSE updates on securities being added to, moved within, or removed from the Long Term Additional Surveillance Measure (LT-ASM) framework effective December 30, 2025.
Impact
High
Severity
High
Justification
Affects trading conditions for multiple securities with changes to surveillance stages, potentially impacting liquidity and trading costs for affected stocks
BSE announces movement of securities in and out of Enhanced Surveillance Measure (ESM) framework, including 5 new additions and stage changes for existing securities effective December 30, 2025.
Impact
Medium
Severity
Medium
Justification
Affects trading in 8 securities with ESM framework changes. Material for investors holding these stocks due to heightened surveillance and potential trading restrictions.
BSE demat auction settlement listing 101 scrips with quantities to be auctioned for settlement number 783.
Impact
Medium
Severity
Medium
Justification
Regular demat auction for delivery shortages affecting 101 scrips. Medium impact as it relates to settlement obligations but is a routine market operation.
BSE notifies securities shortlisted for Long Term ASM Framework effective December 23, 2025, including 7 new securities in Part A and 1 security moving to higher Stage II ASM.
Impact
High
Severity
High
Justification
LT-ASM Framework imposes stringent trading restrictions on securities with price manipulation concerns, directly affecting trading activity and investor access for affected stocks
BSE announces securities shortlisted for Long Term ASM framework effective December 23, 2025, including 7 new securities and movement of Avance Technologies Ltd to ASM Stage II.
Impact
High
Severity
High
Justification
Significant trading restrictions imposed on 7 securities under Long Term ASM framework; Avance Technologies moved to higher Stage II surveillance; affects trading dynamics and liquidity
BSE demat auction settlement No. 777 listing securities available for auction to cover short delivery obligations dated December 16, 2025.
Impact
Medium
Severity
Medium
Justification
Routine demat auction for settlement 777 involving 103 securities with varying quantities. Impacts brokers and traders with short delivery obligations but is a standard market mechanism.
BSE announces demat auction for settlement number 775 covering securities of multiple companies with pending delivery obligations.
Impact
Medium
Severity
Medium
Justification
Routine demat auction for settlement obligations affecting multiple securities. Important for market participants with pending delivery obligations but standard operational procedure.